Technical parameters: 1, aluminum alloy body, weight 1152 grams. 

                              2, total length: 360mm (14"). 

                              3, working stroke 7mm. 

                              4, fast loading and unloading nut structure. 

                              5 innovative patent structure design and labor saving more than 40%. 

Carbon steel nut specifications: M3/M4/M5/M6/M8/M10 /M12.